Granted Patent
Utility
US 5,694,422 · App. 08/688,678
Fixed equalizer and equalizing method
Inventors:
Takashi Kaku, Hideo Miyazawa
Patented Case
View Patent ↗
Granted: Dec 2, 1997
Filed: Jul 29, 1996
Inventors
Takashi Kaku
Hideo Miyazawa
Assignee (at issue)
Fujitsu Limited
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.